Equity and Equity-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2021

Equity [Abstract]

Summary of Issuance Activity

The issuance activity is summarized below (in thousands):

	Three Months Ended June 30,		Six Months Ended June 30,
	2021		2021
Shares sold to Lincoln Park	—		205
Gross proceeds received	$	—	$	4,590

The issuance activity is summarized below (in thousands):

	Three Months Ended June 30,		Six Months Ended June 30,
	2021		2021
Shares sold to Lincoln Park	2,020		2,050
Additional commitment shares	—		16
Total shares issued to Lincoln Park	2,020		2,066
Gross proceeds received	$	42,776	$	43,586

The issuance activity is summarized below (in thousands):

	Three Months Ended June 30,		Six Months Ended June 30,
	2021		2021
Shares sold to Keystone	3,062		3,062
Additional commitment shares	4		4
Total shares issued to Keystone	3,066		3,066
Gross proceeds received	$	147,961	$	147,961

The issuance activity is summarized below (in thousands):

	Three Months Ended June 30,		Six Months Ended June 30,
	2021		2021
Shares sold to YA	—		1,372
Gross proceeds received	$	—	$	40,556

The issuance activity is summarized below (in thousands):

	Three Months Ended June 30,		Six Months Ended June 30,
	2021		2021
Shares sold to YA II PN, Ltd.	3,003		3,003
Gross proceeds received	$	135,054	$	135,054

Dividends Declared

The table below presents the accumulated but unpaid dividends in arrears as of June 30, 2021 (in thousands):

	June 30, 2021
8.45% Series D Cumulative Preferred Stock ($2.64/share)	$	3,475
7.375% Series F Cumulative Preferred Stock ($2.30/share)	3,390
7.375% Series G Cumulative Preferred Stock ($2.30/share)	4,401
7.50% Series H Cumulative Preferred Stock ($2.34/share)	3,417
7.50% Series I Cumulative Preferred Stock ($2.34/share)	3,263
Total	$	17,946

Schedule of Shares Issued and Tendered

The table below summarizes the activity (in thousands):

	Three Months Ended June 30, 2021			Six Months Ended June 30, 2021
	Preferred Shares Tendered	Common Shares Initially Issued	Common Shares Issued (1)	Preferred Shares Tendered	Common Shares Initially Issued	Common Shares Issued (1)
8.45% Series D Cumulative Preferred Stock	363	3,123	312	475	3,910	391
7.375% Series F Cumulative Preferred Stock	567	5,078	508	1,420	10,781	1,078
7.375% Series G Cumulative Preferred Stock	1,262	11,694	1,170	2,513	20,674	2,067
7.50% Series H Cumulative Preferred Stock	544	4,692	469	1,211	9,509	951
7.50% Series I Cumulative Preferred Stock	608	5,222	522	1,999	14,370	1,437
	3,344	29,809	2,981	7,618	59,244	5,924

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(1)    Reflects the number of shares issued after the adjustment for the reverse stock split.